Program: HathiTrust Digital Library
- Publisher: [Iowa, Water Pollution Control Commission]
- Print ISSN: 0093-5921
- Electronic ISSN: 0093-5921
- OCLC Number: 1792224
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1967/1968; 1969/1970-1971/1972; 1969/1973; 1970/1974
|
committed to retain | 2016-11-18 | HTDL |
|